That looks like it will leave a scar. I’ll switch back to “mutilation”. The young woman doesn’t look very big either. But I never said that sociopathic thieves were smart or gentlemanly.
No way that leaves a scar, it looks like the outter layer of skin was just barely breached.
It explains why she refused medical treatment.
He either had a very dull knife or he had some other object not meant for slicing. I am sure he didn’t go light out of pity. I am sure he just wanted to hurry uo and go buy his $60 of crack.